Installation Manual

Table Of Contents

NX-450, NX-451 Door/Window Sensors Installation Instructions 3

To replace a sensor:

1. Test a known good sensor at the same location.

2. If the system does not respond, avoid mounting a sensor

at that location.

3. If the replacement sensor functions, return the problem

sensor for repair or replacement.

Specifications

Power source 2 AAA Alkaline batteries

Dimensions L = 4.5” X W = 1.2” H = .94”

Typical battery life 4-6 years (not verified by UL)

Operating temperature range 10° to 120° F

Regulatory information

Manufacturer Caddx Controls, Inc. 1420 North Main Street

Gladewater, Texas 75647

FCC compliance These devices comply with part 15 of the FCC

rules. Operation is subject

to the following two conditions:

1. These devices may not cause harmful

interference.

2. These devices must accept any interference

received, including

interference that may cause undesired operation.

Changes or modifications not expressly approved

by Interactive Technologies,

Inc. can void the users’ authority to operate the

equipment.

Contact information

For contact information, see www.utcfireandsecurity.com or

www.interlogix.com.

For technical support, toll-free: 888.437.3287 in the US

including Alaska, Hawaii, Puerto Rico, and Canada. Outside

the tool-free area, contact your dealer.

Caddx is a registered trademark of Caddx Controls, Inc.